<template>
    <div>
        <!-- 面包屑导航 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/home/welcome' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片 -->
        <el-card class="box-card">
                <!-- 搜索与添加 -->
            <el-row :gutter="20">
                <el-col :span="7">
                    <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList" >
                        <el-button @click="getGoodsList" slot="append" icon="el-icon-search"></el-button>
                    </el-input>
                </el-col>
                <el-col :span="5">
                    <el-button type="primary" @click="goAddPage">添加商品</el-button>
                </el-col>
            </el-row>

            <!-- 商品列表 -->
             <el-table :data="goodsList" border stripe style="width:100%">
                 <el-table-column align="center" type="index" label="#" ></el-table-column>
                <el-table-column header-align="center" prop="goods_name" label="商品名称" width=""></el-table-column>
                <el-table-column align="center" prop="goods_price" label="价格(元)" width="100px"></el-table-column>
                <el-table-column align="center" prop="goods_number" label="数量" width="100px"></el-table-column>
                <el-table-column align="center" prop="" label="创建时间" width="200px">
                    <template slot-scope="scope">{{scope.row.add_time | dataFormat }}</template>
                </el-table-column>
                <el-table-column prop="" label="操作" width="200px">
                        <template slot-scope="scope">
                        <!-- 修改按钮 -->
                        <el-button @click="showeditdialog(scope.row.goods_id)" type="primary" size="mini" icon="el-icon-edit"></el-button>
                        <!-- 删除按钮 -->
                        <el-button @click="removeUserById(scope.row.goods_id)" type="danger" size="mini" icon="el-icon-delete"></el-button>
                    </template>

                </el-table-column>
             </el-table>

            <!-- 分页 -->
            <el-pagination
                @size-change="handleSizeChange"
                @current-change="handleCurrentChange"
                :current-page="queryInfo.pagenum"
                :page-sizes="[1, 2, 5, 10]"
                :page-size="queryInfo.pagesize"
                layout="total, sizes, prev, pager, next, jumper"
                :total="total">
            </el-pagination>

        </el-card>
    </div>
</template>

<script>
export default {
    data() {
        return {
            queryInfo:{
                query: '',
                pagenum: 1,
                pagesize: 10
            },
            goodsList:[],
            // 商品总数
            total: 0
        }
    },
    created(){
        this.getGoodsList()
    },
    methods:{
        //商品列表
       async getGoodsList(){
           const{data:res}=await this.$http.get('goods',{params:this.queryInfo});
           if(res.meta.status!=200) return this.$message.error("获取商品列表失败");
           this.goodsList=res.data.goods;
           this.total=res.data.total;
        },
        //监听 pagsiz 改变事件
        handleSizeChange(newsizi){
            this.queryInfo.pagesize=newsizi;
            this.getGoodsList();
        },
        //监听 页码 改变事件
        handleCurrentChange(newpage){
            this.queryInfo.pagenum=newpage;
            this.getGoodsList();
        },

        //删除
       async removeUserById(id){
        const confirmResult = await this.$confirm(
            '此操作将永久删除该商品, 是否继续?',
            '提示',
            {
                confirmButtonText: '确定',
                cancelButtonText: '取消',
                type: 'warning'
            }
        ).catch(err => err)

        if (confirmResult !== 'confirm') {
            return this.$message.info('已取消删除！')
        }

        const { data: res } = await this.$http.delete('goods/' + id)
        if (res.meta.status !== 200) {
            return this.$message.error('删除商品失败！')
        }

        this.$message.success('删除商品成功！')
        this.getGoodsList() 

        },

        //添加商品
        goAddPage(){
            this.$router.push('/goods/add')
        }
    }
}
</script>

<style lang="less" scoped>

</style>